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authorOlof Johansson <olof@lixom.net>2012-03-08 08:53:14 -0800
committerOlof Johansson <olof@lixom.net>2012-03-08 08:53:14 -0800
commitd60d506e6baaf423148c458df3ece0c1d440dce4 (patch)
treec25c44e70ebaaddcbe39559df5c5cd260e956be4 /arch/arm/mach-s3c24xx/simtec-pm.c
parentMerge branch 'next/cleanup-use-static' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/cleanup (diff)
parentARM: S3C24XX: remove call to s3c24xx_setup_clocks (diff)
downloadlinux-dev-d60d506e6baaf423148c458df3ece0c1d440dce4.tar.xz
linux-dev-d60d506e6baaf423148c458df3ece0c1d440dce4.zip
Merge branch 'next/cleanup-s3c24xx' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/cleanup
* 'next/cleanup-s3c24xx' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: (24 commits) ARM: S3C24XX: remove call to s3c24xx_setup_clocks ARM: S3C24XX: add get_rate for clk_p on S3C2416/2443 ARM: S3C24XX: add get_rate for clk_h on S3C2416/2443 ARM: S3C24XX: remove XXX_setup_clocks method from S3C2443 ARM: S3C24XX: remove obsolete S3C2416_DMA option ARM: S3C24XX: Reuse S3C2443 dma for S3C2416 ARM: S3C24XX: Fix indentation of dma-s3c2443 ARM: S3C24XX: Move device setup files to mach directory ARM: S3C24XX: Consolidate Simtec extensions ARM: S3C24XX: move simtec-specific code to mach directory ARM: S3C24XX: Move common-smdk code to mach directory ARM: S3C24XX: Move s3c2443-clock.c to mach-s3c24xx ARM: s3c2410_defconfig: update s3c2410_defconfig ARM: S3C2443: move mach-s3c2443/* into mach-s3c24xx/ ARM: S3C2440: move mach-s3c2440/* into mach-s3c24xx/ ARM: S3C2416: move mach-s3c2416/* into mach-s3c24xx/ ARM: S3C2412: move mach-s3c2412/* into mach-s3c24xx/ ARM: S3C2410: move mach-s3c2410/* into mach-s3c24xx/ ARM: S3C24XX: change the ARCH_S3C2410 to ARCH_S3C24XX ARM: S3C2410: move s3c2410_baseclk_add to clock.h ...
Diffstat (limited to 'arch/arm/mach-s3c24xx/simtec-pm.c')
-rw-r--r--arch/arm/mach-s3c24xx/simtec-pm.c66
1 files changed, 66 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c24xx/simtec-pm.c b/arch/arm/mach-s3c24xx/simtec-pm.c
new file mode 100644
index 000000000000..68296b1fe7e5
--- /dev/null
+++ b/arch/arm/mach-s3c24xx/simtec-pm.c
@@ -0,0 +1,66 @@
+/* linux/arch/arm/plat-s3c24xx/pm-simtec.c
+ *
+ * Copyright 2004 Simtec Electronics
+ * Ben Dooks <ben@simtec.co.uk>
+ *
+ * http://armlinux.simtec.co.uk/
+ *
+ * Power Management helpers for Simtec S3C24XX implementations
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/list.h>
+#include <linux/timer.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/io.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include <mach/hardware.h>
+
+#include <mach/map.h>
+#include <mach/regs-gpio.h>
+#include <mach/regs-mem.h>
+
+#include <asm/mach-types.h>
+
+#include <plat/pm.h>
+
+#define COPYRIGHT ", Copyright 2005 Simtec Electronics"
+
+/* pm_simtec_init
+ *
+ * enable the power management functions
+*/
+
+static __init int pm_simtec_init(void)
+{
+ unsigned long gstatus4;
+
+ /* check which machine we are running on */
+
+ if (!machine_is_bast() && !machine_is_vr1000() &&
+ !machine_is_anubis() && !machine_is_osiris() &&
+ !machine_is_aml_m5900())
+ return 0;
+
+ printk(KERN_INFO "Simtec Board Power Manangement" COPYRIGHT "\n");
+
+ gstatus4 = (__raw_readl(S3C2410_BANKCON7) & 0x3) << 30;
+ gstatus4 |= (__raw_readl(S3C2410_BANKCON6) & 0x3) << 28;
+ gstatus4 |= (__raw_readl(S3C2410_BANKSIZE) & S3C2410_BANKSIZE_MASK);
+
+ __raw_writel(gstatus4, S3C2410_GSTATUS4);
+
+ return s3c_pm_init();
+}
+
+arch_initcall(pm_simtec_init);